776 to 800 of 1,152 Software Engineer Jobs in London

Principal Engineer - Hybrid - London - Up to £180k base + Equity + Bonus We are working with a scientifically-driven asset management firm, researching and developing state-of-the-art scientific investment processes. These apply to investors, both as an alternative and a complement to the traditional discretionary bond markets. … established, but fairly early-stage (less than 200 employeed) trading firm based in London, dedicated to becoming a leading figure. Looking for a Principal Engineer, need a "go to person" for Finance & Tech questions. This will be a nice mixture of leadership/hands-on responsibilities within their Engineering … to hear from you. Note: if you haven't received a reply within 3 days, your application was possibly and unfortunately not accepted. Principal Engineer - Hybrid - London - Up to £180k base + Equity + Bonus More ❯

Principal Engineer - Hybrid - London - Up to £180k base + Equity + Bonus We are working with a scientifically-driven asset management firm, researching and developing state-of-the-art scientific investment processes. These apply to investors, both as an alternative and a complement to the traditional discretionary bond markets. … established, but fairly early-stage (less than 200 employeed) trading firm based in London, dedicated to becoming a leading figure. Looking for a Principal Engineer, need a "go to person" for Finance & Tech questions. This will be a nice mixture of leadership/hands-on responsibilities within their Engineering … to hear from you. Note: if you haven't received a reply within 3 days, your application was possibly and unfortunately not accepted. Principal Engineer - Hybrid - London - Up to £180k base + Equity + Bonus More ❯

Software Development Engineer III, Traffic Engineering Are you passionate about cloud computing? Do you want to help define new architectural patterns to address the challenges of high-volume, high-scale, high-velocity microservice architectures? We are seeking talented professionals to join our Traffic Engineering team. Our mission is … opportunity to tackle some of the most complex problems in the industry at an unprecedented scale. BASIC QUALIFICATIONS 5+ years of non-internship professional software development experience 5+ years of programming with at least one software programming language experience 5+ years of leading design or architecture (design patterns … scaling) of new and existing systems experience Experience as a mentor, tech lead or leading an engineering team PREFERRED QUALIFICATIONS 5+ years of full software development life cycle, including coding standards, code reviews, source control management, build processes, testing, and operations experience Bachelor's degree in computer science or More ❯

Whether you join our London HQ or the wider global organisation, you'll be a part of collaborative, high-performing teams, creating cutting-edge software, platforms, and infrastructure. The Role Our Product Development organization is made up of small teams of engineers who work collaboratively to build cross functional … capabilities, streamline user workflows and continuously improve our software's efficiency and reliability. We are seeking a highly motivated and experienced Backend Engineer to join our growing team. As a Backend Engineer, you will play a critical role in designing, building, and maintaining a wide range of More ❯

on major brands, wellness programmes, gymflex, travel and dental insurance A flexible and hybrid working culture Overview Contributes significantly to coding, testing, and maintaining software systems, with a focus on technical excellence and collaborative problem-solving. This is a professional role for individuals with significant experience in software engineering. Accountabilities Contributes actively to the development and delivery of software features and bug fixes Ensures code quality by writing and executing comprehensive tests Writes clean, scalable, secure and testable code Participates in code reviews and technical testing Creates appropriate and quality documentation Stays up to date with … DevOps/Cloud Engineers Deep experience with AWS ideally with a relevant certification Proficiency in Infrastructure as Code ideally Terraform Other Key Skills: Strong software development skills with the ability to write efficient, clean, and maintainable code Effective collaboration and communication within cross-functional teams Strong analytical and problem More ❯

Sr. Software Development Engineer, Relational Engines Security/AWS Piezo Job ID: Amazon Development Center U.S., Inc. Do you want to build critical foundational systems that power AWS? Are you passionate about building with Rust, formal verification, cryptography, and PKI? Do you want to change the world for … the feature across all our services. At AWS, our services lead the industry in security, durability, reliability, and performance. We're looking for talented Software Development Engineers (SDEs) who share our mission and want their work to have resounding impact. You'll work on innovative systems and tools that … ll also: Solve challenging technical problems, often ones not solved before, at every layer of the stack. Design, implement, test, deploy and maintain innovative software solutions to transform service performance, durability, cost, and security. Build high-quality, highly available, always-on products. Research implementations that deliver the best possible More ❯

Job Title: Mid-Level Python Developer (Python/Django) Location: Fully Remote Job Type: Full-Time Salary: £55- £75k About the Company: A fast-growing tech company in the Life Science space, who are speeding up the drug discovery phases More ❯

Job Title: Mid-Level Python Developer (Python/Django) Location: Fully Remote Job Type: Full-Time Salary: £55- £75k About the Company: A fast-growing tech company in the Life Science space, who are speeding up the drug discovery phases More ❯

Senior Fullstack Engineer £90,000 - £120,000 London or Paris - hybrid Tech stack: Typescript, React, NextJS, NodeJS, Express, PostgreSQL SR2 are very excited to be working closely with Capi Money to grow their engineering team. Now they are on a hypergrowth journey, looking for great engineers who care about More ❯

Senior Fullstack Engineer £90,000 - £120,000 London or Paris - hybrid Tech stack: Typescript, React, NextJS, NodeJS, Express, PostgreSQL SR2 are very excited to be working closely with Capi Money to grow their engineering team. Now they are on a hypergrowth journey, looking for great engineers who care about More ❯

Lead Engineer - C++/Rust - London - Up to £200k + Bonus + Equity About : Newly formed systematic fund, backed by one of Europe’s top-performing macro hedge funds, is building out a high-performance trading desk from scratch. Operating with startup agility but institutional firepower, the team has … we want to hear from you. Note: if you haven't received a reply within 3 days, your application was unfortunately not accepted. Lead Engineer - C++/Rust - London - Up to £200k + Bonus + Equity More ❯

C++ Software Engineers – Junior & Senior Contract Roles | London | Energy Sector | 💡 Exciting Contract Opportunities for C++ Developers at All Levels! Are you a C++ developer looking to work on cutting-edge projects in the energy sector ? We are hiring both junior (4+ years’ experience) and senior (10+ years’ experience) contractors … an opportunity to contribute to innovative solutions in a fast-evolving industry. Role Overview 🔹 Junior C++ Developer (4+ years’ experience) – Work hands-on in software development, contributing to high-performance applications in a collaborative team. 🔹 Senior C++ Developer (10+ years’ experience) – Lead development efforts, mentor junior engineers, and drive … You Need 🔹 C++ Expertise – Strong proficiency in modern C++, with hands-on development experience. 🔹 Analytical & Problem-Solving Skills – Ability to debug, optimise, and enhance software performance. 🔹 Collaboration & Communication – Work effectively within a team environment. 🔹 (For senior roles) Leadership experience in software development and mentoring. • Experienced in breaking down More ❯

C++ Software Engineers – Junior & Senior Contract Roles | London | Energy Sector | 💡 Exciting Contract Opportunities for C++ Developers at All Levels! Are you a C++ developer looking to work on cutting-edge projects in the energy sector ? We are hiring both junior (4+ years’ experience) and senior (10+ years’ experience) contractors … an opportunity to contribute to innovative solutions in a fast-evolving industry. Role Overview 🔹 Junior C++ Developer (4+ years’ experience) – Work hands-on in software development, contributing to high-performance applications in a collaborative team. 🔹 Senior C++ Developer (10+ years’ experience) – Lead development efforts, mentor junior engineers, and drive … You Need 🔹 C++ Expertise – Strong proficiency in modern C++, with hands-on development experience. 🔹 Analytical & Problem-Solving Skills – Ability to debug, optimise, and enhance software performance. 🔹 Collaboration & Communication – Work effectively within a team environment. 🔹 (For senior roles) Leadership experience in software development and mentoring. • Experienced in breaking down More ❯

Sr. Software Development Engineer, Aurora Limitless Database AWS Utility Computing (UC) provides product innovations - from foundational services such as Amazon's Simple Storage Service (S3) and Amazon Elastic Compute Cloud (EC2), to consistently released new product innovations that continue to set AWS's services and features apart in … database exactly covers this aspect of the organization's needs with the obvious benefit of pay-what-you-use model. If you are an engineer and interested in building hyper-scale distributed database services in the cloud, have direct and immediate impact on hundreds of thousands of users who … are using AWS database services, come and join the excited team. Amazon Aurora PostgreSQL Limitless team is looking for an engineer to work and collaborate with other engineers, database engineers (DBEs), stakeholders and build the high quality distributed databases for cloud. An ideal candidate for this position will be More ❯

Founding Full Stack Engineer 💰 Salary: Up to £100k/year 📍 Location: Hybrid – 3 days/week in Central London (Waterloo) 🚀 Help build the foundational product of a fast-moving startup transforming healthcare operations! 💡 Your Role: We’re hiring a Founding Full Stack Engineer to join an early-stage … the full stack from API design and backend architecture to polished UIs Working with Product and Ops teams to translate real-world problems into software Owning debugging and optimisation in production environments Establishing technical foundations and best practices for future hires to build on (And if you don’t More ❯

Founding Full Stack Engineer 💰 Salary: Up to £100k/year 📍 Location: Hybrid – 3 days/week in Central London (Waterloo) 🚀 Help build the foundational product of a fast-moving startup transforming healthcare operations! 💡 Your Role: We’re hiring a Founding Full Stack Engineer to join an early-stage … the full stack from API design and backend architecture to polished UIs Working with Product and Ops teams to translate real-world problems into software Owning debugging and optimisation in production environments Establishing technical foundations and best practices for future hires to build on (And if you don’t More ❯

you earn, how you spend, and what's left at the end. On the B2B side, we have Render. Render is our award-winning software-as-a-service platform that allows Abound to make better, less risky lending decisions. And less risky decisions mean we can offer customers better … fintechs, can offer affordable credit to their customers. We're looking for an experienced individual to join us in the role of Senior Java Engineer . This position requires an enthusiasm for exploring and understanding new business areas. We maintain a culture of ownership and value engineers who are … GitHub Actions for CI/CD pipelines, Python for certain microservices or data-related tasks Who You Are Seven or more years of professional software engineering experience, with a strong background in Java 2-3 years of professional Python experience (e.g., building microservices, data-related tasks) Proven experience leading More ❯

our products and our mission to shape the future of investments. The role The purpose of this role is to design reliable and scalable software solutions, building new functionality using Javascript, Typescript and Node. You play a key role in our software development and have a hands-on … squad made up of developers, testers and product along with colleagues from Customer and Operations. Build and implement of a range of developments Proactive software development, providing hands-on expertise throughout (test, debug, deployment, and support) Software specification and documentation Help develop and promote appropriate processes and best More ❯

Software Development Engineer, Network Availability Engineering AWS Infrastructure Services owns the design, planning, delivery, and operation of all AWS global infrastructure. In other words, we're the people who keep the cloud running. We support all AWS data centers and all of the servers, storage, networking, power, and … of variables impacting the supply chain - and we're looking for talented people who want to help. You'll join a diverse team of software, hardware, and network engineers, supply chain specialists, security experts, operations managers, and other vital roles. You'll collaborate with people across AWS to help … them to completion. Key job responsibilities You are interested in being part of a high-bar team with global responsibility for the Network Monitoring software used across all of Amazon's businesses. Solving problems at scale excites you. You do not implement specs from analysts and architects - you talk More ❯

Software Development Engineer III, Transactional Data Storage The Transactional Data Storage org builds data platforms which are at the core of Amazon's consumer and digital businesses. Our OLTP storage platform, Sable, processes billions of transactions every day around the globe. We own multiple tier-1/mission … technologies built for cloud customers, and to offer technologies we invent through AWS channels to the broader market. We are looking for a passionate engineer who understands distributed systems at scale and is interested to learn about database systems from database engine design to operating a tier-1 flagship … product. This engineer will work with Principal Engineers and lead their team to build and operate large document storage, data transformations and data tiering capabilities. You will build regionally flexible, cost effective storage with advanced management capabilities. An engineer in this role will have strong sense of ownership More ❯

Referment has partnered with a leading cryptocurrency firm focused on blockchain innovation who are seeking a Lead Java Software Developer to join their team and help build secure, scalable software solutions within the digital finance space. Role Overview: The Lead Java Software Developer will lead the design More ❯

Referment has partnered with a leading cryptocurrency firm focused on blockchain innovation who are seeking a Lead Java Software Developer to join their team and help build secure, scalable software solutions within the digital finance space. Role Overview: The Lead Java Software Developer will lead the design More ❯

and conduct code reviews. Stay current with industry trends and technologies to keep the tech stack efficient. Requirements: Proven experience as a Full Stack Engineer Expertise in back-end (Python, Typescript, Node.js, FastAPI) and front-end (NextJS, React) technologies. Familiarity with cloud services (AWS, Azure, Google Cloud), containerization tools More ❯

and conduct code reviews. Stay current with industry trends and technologies to keep the tech stack efficient. Requirements: Proven experience as a Full Stack Engineer Expertise in back-end (Python, Typescript, Node.js, FastAPI) and front-end (NextJS, React) technologies. Familiarity with cloud services (AWS, Azure, Google Cloud), containerization tools More ❯

development experience with Kotlin (Spring Boot or Ktor frameworks advantageous). Previous leadership experience – mentoring developers, leading small teams or pods. Excellent understanding of software architecture and scalable systems design. Experience working in Agile/Scrum environments. Strong CI/CD and DevOps practices (Docker, Kubernetes, AWS or similar More ❯